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PRA-CSLD

Bosch PRA-CSLD Desktop LCD call station, Network‑connected, PoE powered, touch screen call station with gooseneck microphone, Desktop housing with gooseneck microphone, 4.3" full‑color capacitive touch screen, Graphical user interface for optimum user guidance and feedback, Dual OMNEO IP‑network connection and redundant Power over Ethernet, Nominal acoustic input level (configurable): 80 to 100 dB, SPL: Maximum acoustic input level: 120 dB SPL, Signal to Noise Ratio (SNR): > 70 dBA, Unidirectional, Frequency response: (+3 / -6 dB): 100 Hz to 14 kHz, Maximum sound pressure level, at 1 m: 75 dB SPL, Frequency range (-10 dB): 400 Hz to 10 kHz, IP30.

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Key Features

* Desktop housing with gooseneck microphone.

* 4.3" full‑color capacitive touch screen.

* Graphical user interface for optimum user guidance and feedback.

* Status and fault indicators for voice alarm purposes.

* Dual OMNEO IP‑network connection and redundant Power over Ethernet.

Electrical

 

Microphone (PRA-CSLD)

 

Nominal acoustic input level (configurable)

80 to 100 dB SPL

 

Maximum acoustic input level

120 dB SPL

 

Signal to Noise Ratio (SNR)

> 70 dBA

 

Directivity

Unidirectional

 

Frequency response (+3 / -6 dB)

100 Hz to 14 kHz

 

Display

 

Size

4.3"

 

Touch screen

Capacitive

 

Color depth

24‑bit

 

Resolution

480 x 272 px

 

Brightness

300 cd/m2

 

Monitor loudspeaker

 

Maximum sound pressure level, at 1 m

75 dBSPL

 

Volume control

Mute, -40 dB to 0 dB

 

Frequency range (-10 dB)

400 Hz to 10 kHz

 

Line input

 

Signal to Noise Ratio (SNR)

> 96 dBA

 

Total Harmonic Distortion + Noise (THD+N)

< 0.1 %

 

Power transfer

 

Power over Ethernet (PoE 1‑2)

Nominal DC Input voltage

Standard

 

48 V

IEEE 802.3af (mode B)

 

Power consumption

Call station (general use) Call station (alarm use)

Per call station extension (indicators off / on)

 

4.2 W

5.4 W

0.1 W / 1.0 W

 

Input voltage tolerance

37 to 57 VDC

 

Supervision (PRA-CSLD)

 

Supervision

 

Microphone

Current

 

Audio path

Pilot tone

 

Controller continuity

Watchdog

 

PoE (1‑2)

Voltage

 

Network interface

 

Ethernet

100BASE‑TX,

 

1000BASE‑T

 

Protocol

TCP/IP

 

Redundancy

RSTP

 

Audio/control protocol

OMNEO

 

Network audio latency

Audio data encryption

Control data security

10 ms

AES128

TLS

 

Ports

2

Reliability

 

MTBF (extrapolated from calculated MTBF of PRA-AD608)

1.000.000 h

 

Environmental

 

Climatic conditions

 

Temperature

Operating

Storage and transport

 

-5 to +50 °C (23 to 122 °F)

-30 to +70 °C (-22 to 158 °F)

 

Humidity (non‑condensing)

5 to 95 %

 

Air pressure (operating)

560 to 1070 hPa

 

Altitude (operating)

-500 to +5000 m

(-1640 to 16404 ft)

 

Vibration (operating)

Amplitude

Acceleration

 

< 0.35 mm

< 5 G

 

Bump (transport)

< 10 G

 

Mechanical

 

Enclosure (PRA-CSLD)

 

Dimensions (WxHxD)

Excluding microphone

 130 x 62 x 189 mm

(5.12 x 2.44 x 7.44 in)

 

Ingress protection

IP30

 

Base

Material

Color

 

Zamak

RAL9017

 

Panel

Material

Color

Plastic

RAL9017

RAL9022HR

 

Weight       

0.9 kg (1.98 lb)